Google published documents named AndroidUsersGuide.

For Android 2.2 is here:

http://www.google.com/googlephone/AndroidUsersGuide.pdf

And for Android 2.3 is here: Read more about How to restore settings which backed up to Google server

KDDI, one of Japanese careers, established three kinds of Guinness Book world records by 60 patterns of Android au TV commercial. Three world records are following: Read more about KDDI au made three kinds of Guinness Book records by 60 patterns' Android au TV commercial

I completed Robo Defense Free level 10, and took a screen shot for a memory.

It is a composite image of four screen shots. Read more about Robo Defense Free - Level 10 complete

Irodama Live Wallpaper paid version is available, which more functions added on FREE version. Read more about Irodama Live Wallpaper Pro

I read a chapter of "Activities and Tasks" on a "Application Fundamentals" page of the developers site to understand the b Read more about Android's Activities and Tasks